# Package org.apache.avro.hadoop.io

package org.apache.avro.hadoop.io

Classes
Class
Description
AvroDatumConverter<INPUT,OUTPUT>
Converts a Java object into an Avro datum.
AvroDatumConverterFactory
Constructs converters that turn objects (usually from the output of a MR job) into Avro data that can be serialized.
AvroDatumConverterFactory.AvroWrapperConverter
Converts AvroWrappers into their wrapped Avro data.
AvroDatumConverterFactory.BooleanWritableConverter
Converts BooleanWritables into Booleans.
AvroDatumConverterFactory.BytesWritableConverter
Converts BytesWritables into ByteBuffers.
AvroDatumConverterFactory.ByteWritableConverter
Converts ByteWritables into GenericFixed of size 1.
AvroDatumConverterFactory.DoubleWritableConverter
Converts DoubleWritables into Doubles.
AvroDatumConverterFactory.FloatWritableConverter
Converts FloatWritables into Floats.
AvroDatumConverterFactory.IntWritableConverter
Converts IntWritables into Ints.
AvroDatumConverterFactory.LongWritableConverter
Converts LongWritables into Longs.
AvroDatumConverterFactory.NullWritableConverter
Converts NullWritables into Nulls.
AvroDatumConverterFactory.TextConverter
Converts Text into CharSequences.
AvroDeserializer<T extends AvroWrapper<D>,D>
Deserializes AvroWrapper objects within Hadoop.
AvroKeyComparator<T>
The `RawComparator` used by jobs configured with `AvroJob`.
AvroKeyDeserializer<D>
Deserializes AvroKey objects within Hadoop.
AvroKeyValue<K,V>
A helper object for working with the Avro generic records that are used to store key/value pairs in an Avro container file.
AvroKeyValue.Iterator<K,V>
A wrapper for iterators over GenericRecords that are known to be KeyValue records.
AvroSequenceFile
A wrapper around a Hadoop `SequenceFile` that also supports reading and writing Avro data.
AvroSequenceFile.Reader
A reader for SequenceFiles that may contain Avro data.
AvroSequenceFile.Reader.Options
A helper class to encapsulate the options that can be used to construct a Reader.
AvroSequenceFile.Writer
A writer for an uncompressed SequenceFile that supports Avro data.
AvroSequenceFile.Writer.Options
A helper class to encapsulate the options that can be used to construct a Writer.
AvroSerialization<T>
The `Serialization` used by jobs configured with `AvroJob`.
AvroSerializer<T>
Serializes AvroWrapper objects within Hadoop.
AvroValueDeserializer<D>
Deserializes AvroValue objects within Hadoop.